Portable speaker for an MP3 player device



FIG. 1 is a perspective view of a portable speaker system for an MP3 player device showing our new design;

FIG. 2 is front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is back view thereof.

FIG. 1 is on a reduced scale. FIGS. 5 and 6 are on an enlarged scale. 

The ornamental design for a portable speaker for an MP3 player device, as shown and described. 